EP4130359A4 - METHOD FOR PRODUCING A PRE-CARBONIZED FIBER BUNDLE, METHOD FOR PRODUCING A CARBON FIBER BUNDLE, AND PRE-CARBONIZATION FURNACE - Google Patents

METHOD FOR PRODUCING A PRE-CARBONIZED FIBER BUNDLE, METHOD FOR PRODUCING A CARBON FIBER BUNDLE, AND PRE-CARBONIZATION FURNACE

Info

Publication number
EP4130359A4
EP4130359A4 EP21775771.5A EP21775771A EP4130359A4 EP 4130359 A4 EP4130359 A4 EP 4130359A4 EP 21775771 A EP21775771 A EP 21775771A EP 4130359 A4 EP4130359 A4 EP 4130359A4
Authority
EP
European Patent Office
Prior art keywords
producing
fiber bundle
carbonization furnace
carbon fiber
carbonized
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21775771.5A
Other languages
German (de)
French (fr)
Other versions
EP4130359A1 (en
Inventor
Naoto Hosotani
Takamitsu Hirose
Takuya Kataoka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toray Industries Inc filed Critical Toray Industries Inc
Publication of EP4130359A1 publication Critical patent/EP4130359A1/en
Publication of EP4130359A4 publication Critical patent/EP4130359A4/en
Pending legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
    • D01D10/04—Supporting filaments or the like during their treatment
    • D01D10/0436—Supporting filaments or the like during their treatment while in continuous movement
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
    • D01D10/04—Supporting filaments or the like during their treatment
    • D01D10/0436—Supporting filaments or the like during their treatment while in continuous movement
    • D01D10/0463—Supporting filaments or the like during their treatment while in continuous movement the filaments being maintained parallel
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
    • D01D10/04—Supporting filaments or the like during their treatment
    • D01D10/0436—Supporting filaments or the like during their treatment while in continuous movement
    • D01D10/0481—Supporting filaments or the like during their treatment while in continuous movement the filaments passing through a tube
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
    • D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
    • D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
    • D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
    • D01F9/20—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products
    • D01F9/21—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F9/22—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyacrylonitriles
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
    • D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
    • D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
    • D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
    • D01F9/20—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products
    • D01F9/21—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F9/22—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyacrylonitriles
    • D01F9/225—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyacrylonitriles from stabilised polyacrylonitriles
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
    • D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
    • D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
    • D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
    • D01F9/32—Apparatus therefor
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
    • D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
    • D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
    • D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
    • D01F9/32—Apparatus therefor
    • D01F9/328—Apparatus therefor for manufacturing filaments from polyaddition, polycondensation, or polymerisation products
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
    • D02J13/00—Heating or cooling the yarn, thread, cord, rope, or the like, not specific to any one of the processes provided for in this subclass
    • D02J13/001—Heating or cooling the yarn, thread, cord, rope, or the like, not specific to any one of the processes provided for in this subclass in a tube or vessel
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
    • D02J13/00—Heating or cooling the yarn, thread, cord, rope, or the like, not specific to any one of the processes provided for in this subclass
    • D02J13/008—Heating or cooling the yarn, thread, cord, rope, or the like, not specific to any one of the processes provided for in this subclass with elimination of fumes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/04—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity adapted for treating the charge in vacuum or special atmosphere
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/28—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity for treating continuous lengths of work
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D7/00—Forming, maintaining or circulating atmospheres in heating chambers
    • F27D7/02—Supplying steam, vapour, gases or liquids

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Fibers (AREA)
EP21775771.5A 2020-03-24 2021-03-22 METHOD FOR PRODUCING A PRE-CARBONIZED FIBER BUNDLE, METHOD FOR PRODUCING A CARBON FIBER BUNDLE, AND PRE-CARBONIZATION FURNACE Pending EP4130359A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020052291 2020-03-24
PCT/JP2021/011679 WO2021193520A1 (en) 2020-03-24 2021-03-22 Production method for precarbonized fiber bundle, production method for carbon fiber bundle, and precarbonization furnace

Publications (2)

Publication Number Publication Date
EP4130359A1 EP4130359A1 (en) 2023-02-08
EP4130359A4 true EP4130359A4 (en) 2025-03-12

Family

ID=77890231

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21775771.5A Pending EP4130359A4 (en) 2020-03-24 2021-03-22 METHOD FOR PRODUCING A PRE-CARBONIZED FIBER BUNDLE, METHOD FOR PRODUCING A CARBON FIBER BUNDLE, AND PRE-CARBONIZATION FURNACE

Country Status (6)

Country Link
US (1) US12516451B2 (en)
EP (1) EP4130359A4 (en)
JP (1) JP7687332B2 (en)
KR (1) KR102936397B1 (en)
CN (1) CN115244231B (en)
WO (1) WO2021193520A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102949829B1 (en) * 2020-03-30 2026-04-07 도레이 카부시키가이샤 Method for manufacturing carbon fiber bundles
KR102815427B1 (en) * 2022-12-14 2025-05-29 재단법인 한국탄소산업진흥원 Oxi-PAN fiber-based carbon fiber manufacturing device through various control factors

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4241950B2 (en) * 1997-12-09 2009-03-18 三菱レイヨン株式会社 Horizontal heat treatment furnace and heat treatment method
CN104611785A (en) * 2013-11-05 2015-05-13 中国科学院宁波材料技术与工程研究所 Low-temperature carbonization furnace

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4835122A (en) * 1971-09-07 1973-05-23
JPS5124005B2 (en) * 1973-08-17 1976-07-21
JPS58115119A (en) * 1981-12-26 1983-07-08 Toho Rayon Co Ltd Carbonization furnace for preparing carbon fiber
JPS62243831A (en) * 1986-04-11 1987-10-24 Toray Ind Inc Roaster for making preoxidized or carbon fiber
JP2971498B2 (en) * 1989-02-23 1999-11-08 三菱レイヨン株式会社 Flame-resistant treatment equipment
JP2002294521A (en) 2001-03-30 2002-10-09 Mitsubishi Rayon Co Ltd Carbonization oven
JP4360233B2 (en) * 2004-03-11 2009-11-11 東レ株式会社 Golf shaft
JP2007224483A (en) * 2006-01-30 2007-09-06 Toray Ind Inc Carbon fiber bundle manufacturing apparatus and carbon fiber manufacturing method
JP4693172B2 (en) 2006-03-28 2011-06-01 三菱レイヨン株式会社 Carbonization furnace and carbon fiber manufacturing method using the same
JP2012207323A (en) 2011-03-29 2012-10-25 Toho Tenax Co Ltd Carbonization furnace and method for operating the same
JP2014234557A (en) 2013-05-31 2014-12-15 三菱レイヨン株式会社 Method for manufacturing carbon fiber
EP3018238A4 (en) * 2013-07-02 2016-06-29 Mitsubishi Rayon Co HORIZONTAL THERMAL PROCESSING DEVICE AND METHOD FOR PRODUCING CARBON FIBERS USING A HORIZONTAL THERMAL PROCESSING DEVICE
CN109652870B (en) * 2018-12-28 2021-05-18 安徽天富环保科技材料有限公司 Activated carbon fiber low-temperature pre-oxidation equipment

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4241950B2 (en) * 1997-12-09 2009-03-18 三菱レイヨン株式会社 Horizontal heat treatment furnace and heat treatment method
CN104611785A (en) * 2013-11-05 2015-05-13 中国科学院宁波材料技术与工程研究所 Low-temperature carbonization furnace

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021193520A1 *

Also Published As

Publication number Publication date
US20240035205A1 (en) 2024-02-01
KR20220152191A (en) 2022-11-15
KR102936397B1 (en) 2026-03-10
JP7687332B2 (en) 2025-06-03
WO2021193520A1 (en) 2021-09-30
US12516451B2 (en) 2026-01-06
CN115244231A (en) 2022-10-25
CN115244231B (en) 2024-02-06
EP4130359A1 (en) 2023-02-08
JPWO2021193520A1 (en) 2021-09-30

Similar Documents

Publication Publication Date Title
EP4130359A4 (en) METHOD FOR PRODUCING A PRE-CARBONIZED FIBER BUNDLE, METHOD FOR PRODUCING A CARBON FIBER BUNDLE, AND PRE-CARBONIZATION FURNACE
EP4357097A4 (en) SELF-ASSEMBLED CARBON FIBER BUNDLES, PROCESS FOR THEIR PRODUCTION, PREPREG AND PROCESS FOR ITS PRODUCTION
EP3988205A4 (en) ORGANOMETALLIC NETWORK STRUCTURED FIBER ADSORBENT FOR CARBON DIOXIDE CAPTURE AND METHOD FOR MAKING THEREOF
EP3808880A4 (en) CARBON FIBER AND ITS PRODUCTION METHOD
EP1719829A4 (en) CARBON FIBER PRECURSOR FIBER BEAM, PRODUCTION METHOD AND DEVICE THEREOF, AND CARBON FIBERS AND METHOD OF PRODUCING THE SAME
CN103025935B (en) Manufacturing method of carbon fiber bundle
EP2682506A4 (en) BEAM OF CARBON FIBER PRECURSOR ACRYLIC FIBERS, AN OIL COMPOSITION ADHERING THERETO, PROCESS FOR PRODUCING THE SAME, OIL COMPOSITION FOR CARBON FIBER ACRYLIC FIBER PREPARED AND OIL COMPOSITION DISPERSION FOR PRECURSOR ACRYLIC FIBER CARBON FIBER
MX2018007988A (en) Method of producing carbon fibers from multipurpose commercial fibers.
EP4467692A4 (en) CARBON FIBERS FOR SLIDING, AND METHOD FOR PRODUCING CARBON FIBERS FOR SLIDING
EP2735575A4 (en) POLYACRYLONITRILE COPOLYMER, POLYACRYLONITRILE PRECURSOR FIBER FOR CARBON FIBERS, CARBON FIBER BEAMS, FLAME-RETARDANT FIBER BEAM MANUFACTURING METHOD, AND METHOD FOR MANUFACTURING CARBON FIBER BEAMS
WO2008022129A3 (en) System and methods for spinning carbon nanotubes into yarn, and yarn made therefrom
EP4271886A4 (en) PROCESS FOR PRODUCING A CELLULOSIC FIBER STRUCTURE AND FIBER STRUCTURE
EP3941661A4 (en) MACHINE AND METHOD FOR MANUFACTURING CARBON FIBER ELECTRODE FOR BATTERY
EP2281847A4 (en) ACRYLONITRILE COPOLYMER AND PROCESS FOR PRODUCING THE SAME AND ACRYLONITRILE COPOLYMER SOLUTION AND POLYACRYLONITRILE PRECURSOR FIBER FOR CARBON FIBER AND PROCESS FOR PRODUCING THE SAME
EP3889326A4 (en) METHOD FOR PRODUCING A FLAME RESISTANT FIBER BUNDLE AND METHOD FOR PRODUCING A CARBON FIBER BUNDLE
EP3844542A4 (en) APPARATUS AND METHOD FOR NETWORKING OPTICAL FIBERS SIDE BY SIDE AT A PITCH GREATER THAN FIBER DIAMETER
EP4421223A4 (en) POLYTRIMETHYLENE TEREPHTHALATE FIBER AND PROCESS FOR PRODUCING THE SAME
ATE307349T1 (en) METHOD FOR PRODUCING AN ETCHED OPTICAL FIBER BUNDLE AND THE ETCHED OPTICAL FIBER BUNDLE
EP3931381C0 (en) PROCESS FOR IONIZING IRRADIATION OF POLYACRYLONITRILE TEXTILE FIBERS AND THEIR USE AS A CARBON FIBER PRECURSOR
EP4130357A4 (en) METHOD FOR MANUFACTURING A CARBON FIBER BUNDLE
EP3957972A4 (en) CARBON FIBER BEAM SAMPLE PREPARATION APPARATUS, AND CARBON FIBER BEAM PREPARATION METHOD
EP4123065A4 (en) FLAME-RETARDANT FIBER BUNDLES, METHOD FOR PRODUCING CARBON FIBER BUNDLES, AND FLAME-RESISTANT FURNACE
EP2275376A4 (en) PRODUCTION SYSTEM AND METHOD FOR PRODUCING CARBON FIBER YARN
EP3763856A4 (en) CARBON FIBER AND ITS MANUFACTURING PROCESS
EP4349894A4 (en) RECYCLED CARBON FIBER BUNDLE COMPOSITION AND PRODUCTION METHOD THEREFOR

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20220811

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20250210

RIC1 Information provided on ipc code assigned before grant

Ipc: F27B 9/28 20060101ALI20250204BHEP

Ipc: F27D 7/02 20060101ALI20250204BHEP

Ipc: F27B 9/04 20060101ALI20250204BHEP

Ipc: D01F 9/22 20060101ALI20250204BHEP

Ipc: D01F 9/32 20060101AFI20250204BHEP